Freezing method used for excavation by Webuild at Brenner Base Tunnel Isarco River Underpass
Freezing method used for excavation by Webuild at Brenner Base Tunnel Isarco River Underpass https://www.webuildgroup.com/en/media/press-notes/webuild-eisack-underpass-work-completed/UYAK 2023 - International Underground Excavation Symposiom and Exhibition International Speakers
UYAK 2023 - International Underground Excavation Symposiom and Exhibition International Speakers From uyak.org.trChina Railway Tunnel Group TBM breakthrough at Georgia Gudauri Tunnel
China Railway Tunnel Group (CRTG) TBM breakthrough at Georgia Gudauri Tunnel photograph is press release of CRTG https://www.prnewswire.com/news-releases/successful-breakthrough-of-gudauri-tunnel-in-georgias-north-south-corridor-kk-highway-project-302124845.html
cover tunnel photo by: Matt Brown from London, England / CC BY
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